diff --git a/.claude/governance/.session-counter.json b/.claude/governance/.session-counter.json
index 256574d..34636e9 100644
--- a/.claude/governance/.session-counter.json
+++ b/.claude/governance/.session-counter.json
@@ -11,9 +11,9 @@
                   },
     "_tick_invariant_note":  "Tick invariant (hub dede7ec5 Delta-1, verbatim): moi LAN-CHOT +1; mot cap dung-noi tang DUNG +1, khong +2, khong +0. SE form = tick-at-entry-gate idempotent-per-label (hub Delta-2 recovery-gate +1 = permitted form) - NET +1/session-label EQUIV hub +1/cap on CLOSED pairs; an OPEN pair is transiently +0 until its entry gate fires (hub blessed, 9a35405b block-1 phep dung-noi). Guard song-con = label-convention (session-start 2.1.8: new conversation = new S\u003cnn\u003e label, NEVER reuse). history[] is append-unbounded BY DESIGN =\u003e absence of a marker = never-happened (safe semantics); IF a FIFO cap is ever added, eviction MUST be handled explicitly (absence-vi-bi-day != absence-vi-chua-xay-ra - log-BOUNDED design-note dede7ec5).",
     "_seed_honesty":  "Seeded UNTICKED on purpose. counter=0 and last_ticked_* = null mean \u0027no tick has ever happened\u0027, which is the truth at S121 - the ritual that performs the tick lands in W3. Seeding a fake first tick here would make the very first cadence reading a lie, and H24 exists to catch exactly that kind of invented number.",
-    "counter":  30,
-    "last_ticked_session":  "S156",
-    "last_ticked_head":  "76488e88d7f682e33e14128bf3b97db3e7984118",
+    "counter":  31,
+    "last_ticked_session":  "S157",
+    "last_ticked_head":  "73166c571672b11d14682325c53fbeb22a669716",
     "last_ticked_at":  "2026-07-27",
     "last_audit":  {
                        "light_at_counter":  27,
@@ -156,6 +156,11 @@
                         "at": "2026-07-27",
                         "session": "S156",
                         "event": "CLEAN tick (session-counter-tick.ps1 M2): counter 29->30, session S155->S156, head 8d4075a->76488e8. Classify-before-tick: no regression (n=156 >= stored n=155); last_ticked_head reachable (merge-base --is-ancestor exit 0). 4 fields updated, 1 history entry appended, written atomically (temp + Move-Item -Force)."
+                    },
+                    {
+                        "at": "2026-07-27",
+                        "session": "S157",
+                        "event": "CLEAN tick (session-counter-tick.ps1 M2): counter 30->31, session S156->S157, head 76488e8->73166c5. Classify-before-tick: no regression (n=157 >= stored n=156); last_ticked_head reachable (merge-base --is-ancestor exit 0). 4 fields updated, 1 history entry appended, written atomically (temp + Move-Item -Force)."
                     }
                 ]
 }
diff --git a/docs/STATUS.md b/docs/STATUS.md
index f1e58c4..dcd1a9a 100644
--- a/docs/STATUS.md
+++ b/docs/STATUS.md
@@ -438,7 +438,7 @@ monthly re-tier mega-line + ef-core SKILL Mig→59 + 3 vocab-fork (2026-07-01 du
 
 ---
 
-## 🎯 CURRENT STATE (baseline S40 — re-ground sống liên tục, mốc gần nhất S153 [🔄 vá @S153 FLAG-2: bump theo lần re-ground giá-trị mới nhất trong section])
+## 🎯 CURRENT STATE (baseline S40 — re-ground sống liên tục, mốc gần nhất S156 [🔄 vá @S153 FLAG-2: bump theo lần re-ground giá-trị mới nhất trong section; header bump @S157 ctx-verifier C3])
 
 | Metric | Value | Note |
 |---|---|---|